1. Godan verb with 'ru' ending, Intransitive verb

   to be resurrected; to be resuscitated; to be rehabilitated; to be revived; to be refreshed; to be restored

   春の雨が花に生気をよみがえらせた。

2. to be recalled (e.g. memories); to be brought back

Also written 甦る【よみがえる】yomigaeru、蘇える【よみがえる】yomigaeru、甦える【よみがえる】yomigaeru